Financing Receivables - Schedule of Aging Analysis of Financing Receivables (Details) - USD ($) $ in Millions	Oct. 26, 2024	Jul. 27, 2024
Financing Receivable, Past Due [Line Items]
Gross Financing Receivables	$ 6,532	$ 6,712
120+ Still Accruing	11	15
Nonaccrual Financing Receivables	7	7
Impaired Financing Receivables	7	7
Total Past Due
Financing Receivable, Past Due [Line Items]
Gross Financing Receivables	114	109
31-60
Financing Receivable, Past Due [Line Items]
Gross Financing Receivables	42	48
61-90
Financing Receivable, Past Due [Line Items]
Gross Financing Receivables	35	21
91+
Financing Receivable, Past Due [Line Items]
Gross Financing Receivables	37	40
Current
Financing Receivable, Past Due [Line Items]
Gross Financing Receivables	6,418	6,603
Loan Receivables
Financing Receivable, Past Due [Line Items]
Gross Financing Receivables	5,583	5,858
120+ Still Accruing	7	14
Nonaccrual Financing Receivables	7	7
Impaired Financing Receivables	7	7
Loan Receivables \| Total Past Due
Financing Receivable, Past Due [Line Items]
Gross Financing Receivables	83	86
Loan Receivables \| 31-60
Financing Receivable, Past Due [Line Items]
Gross Financing Receivables	21	34
Loan Receivables \| 61-90
Financing Receivable, Past Due [Line Items]
Gross Financing Receivables	30	17
Loan Receivables \| 91+
Financing Receivable, Past Due [Line Items]
Gross Financing Receivables	32	35
Loan Receivables \| Current
Financing Receivable, Past Due [Line Items]
Gross Financing Receivables	5,500	5,772
Lease Receivables
Financing Receivable, Past Due [Line Items]
Gross Financing Receivables	949	854
120+ Still Accruing	4	1
Nonaccrual Financing Receivables	0	0
Impaired Financing Receivables	0	0
Lease Receivables \| Total Past Due
Financing Receivable, Past Due [Line Items]
Gross Financing Receivables	31	23
Lease Receivables \| 31-60
Financing Receivable, Past Due [Line Items]
Gross Financing Receivables	21	14
Lease Receivables \| 61-90
Financing Receivable, Past Due [Line Items]
Gross Financing Receivables	5	4
Lease Receivables \| 91+
Financing Receivable, Past Due [Line Items]
Gross Financing Receivables	5	5
Lease Receivables \| Current
Financing Receivable, Past Due [Line Items]
Gross Financing Receivables	$ 918	$ 831

Financing Receivable, 120 Days or More Past Due, Still Accruing

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Amortized cost of financing receivable on nonaccrual status. Excludes net investment in lease.

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Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

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Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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